EIP-2026-109420

PRE-CVE

MentalJS - Sandbox Security Bypass

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-109420. PoCs published by Rafay Baloch.

AI-analyzed exploit summary The exploit demonstrates a sandbox security bypass in MentalJS via a crafted URL that injects malicious JavaScript. The payload manipulates the DOM to execute arbitrary code (e.g., `alert(0)`) by leveraging an XSS vulnerability in the `innerHTML` assignment.

Description

MentalJS - Sandbox Security Bypass

Exploits (1)

exploitdb WORKING POC VERIFIED
by Rafay Baloch · textwebappsphp
https://www.exploit-db.com/exploits/38770

The exploit demonstrates a sandbox security bypass in MentalJS via a crafted URL that injects malicious JavaScript. The payload manipulates the DOM to execute arbitrary code (e.g., `alert(0)`) by leveraging an XSS vulnerability in the `innerHTML` assignment.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: MentalJS (version unspecified)
No auth needed
Prerequisites: Victim must visit the crafted URL
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026